Rhododendron oldhamii Maxim.
Synonym(s):
Rhododendron ovatosepalum Yamam.
Data source(s):
  • Argent, C.G.C., J. Bond, D.F. Chamberlain, P. Cox & A. Hardy 1997. The Rhododendron Handbook. The Royal Horticultural Society 352, t.16 pp., p.157
  • Maximowicz, C.J.I. 1870. Rhododendreae Asiae Orientalis. in Mémoires de L'Académie Impériale des Scieces de St.-Péetersbourg 16(9): 1-53, t.1-4-573, p.34, FlagO